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Stars and Solar System (Set - II)

Stars and Solar System - II

17 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which of the following is/are the use(s) of artificial satellites?

  1. Forecasting weather
  2. Transmitting radio signals
  3. Remote sensing
  4. All of the above
Question 2 Multiple Choice (Single Answer)

Which of the following are artificial satellites?

(a) EDUSAT
(b) INSAT
(c) NEAT
(d) IRS

  1. Only (a), (b) and (c)
  2. Only (a) and (b)
  3. Only (a), (b) and (d)
  4. Only (b), (c) and (d)
Question 3 Multiple Choice (Single Answer)

Why is it difficult to observe the planet Mercury?

  1. Because of its small size
  2. Because it is at a large distance from Earth
  3. Because of the glare from the sun
  4. Both (1) and (2)
Question 4 Multiple Choice (Single Answer)

Venus is the ________ planet and it rotates from ______.

  1. dullest; west to east
  2. dustiest; west to east
  3. brightest; east to west
  4. dullest; east to west
Question 5 Multiple Choice (Single Answer)

Mars is also called ___________ and it has ______ natural satellites.

  1. the blue planet; two
  2. the red planet; three
  3. the grey planet; three
  4. the red planet; two
Question 6 Multiple Choice (Single Answer)

Which of the following statements is/are true?

  1. Neptune is an outer planet.
  2. Neptune has a large number of moons.
  3. Neptune is at maximum distance from the sun.
  4. All of the above
Question 7 Multiple Choice (Single Answer)

Which of the following statements is not true?

  1. Uranus rotates from east to west.
  2. Uranus has a highly tilted rotational axis.
  3. Uranus in its orbital motion appears to roll on its side.
  4. Uranus can be seen through small telescopes.
Question 8 Multiple Choice (Single Answer)

Which of the following statements is/are true?

  1. Saturn has a large number of satellites.
  2. Saturn appears yellowish in colour.
  3. Rings of Saturn can be seen with naked eyes.
  4. Both (1) and (2)
Question 9 Multiple Choice (Single Answer)

Why does Earth appear blue-green from space?

  1. Due to reflection of light from water and landmass
  2. Due to refraction of light from water and landmass
  3. Due to transmission of light from water and forests
  4. Everything looks blue and green from space
Question 10 Multiple Choice (Single Answer)

The gap between the planets Mars and Jupiter is occupied by small objects that revolve around the sun. They are known as _____.

  1. meteors
  2. asteroids
  3. venus
  4. shooting stars
Question 11 Multiple Choice (Single Answer)

_______ comet appears after every 76 years.

  1. Linear
  2. Borrelly's
  3. Halley’s
  4. Hartley's
Question 12 Multiple Choice (Single Answer)

What do you mean by meteorites?

  1. Small meteors are known as meteorites.
  2. Meteors that reach the surface of the earth before evaporating completely are called meteorites.
  3. Meteors that crash into the surface of the earth at night time only are called meteorites.
  4. Meteors that reach the surface of the earth after cooling down in the cold upper reaches of the atmosphere are called meteorites.
Question 13 Multiple Choice (Single Answer)

Why do meteors glow?

  1. Chemical reactions in the core of meteors heat them up, liberating light.
  2. Friction due to atmosphere heats them up, liberating light.
  3. Gravitational force of Earth heats them up, converting potential energy to heat energy.
  4. Entering Earth's magnetic field ionises their particles and they start glowing.
Question 14 Multiple Choice (Single Answer)

Which of the following statements is true about the density of the planet Saturn?

  1. Its density is more than that of water.
  2. Its density is less than that of water.
  3. Its density is equal to that of water.
  4. We do not know anything about its density.
Question 15 Multiple Choice (Single Answer)

Which of the following are required for life to exist on earth?

  1. High temperature range, presence of water, blanket of ozone
  2. Low temperature range, presence of water, blanket of ozone, atmosphere
  3. Suitable temperature range, atmosphere, presence of water, blanket of ozone
  4. Suitable temperature range, carbon dioxide, presence of water, blanket of ozone
Question 16 Multiple Choice (Single Answer)

The mass of Jupiter is _______ times that of earth and it has _______ natural satellites.

  1. 318; four
  2. 315; four
  3. 310; five
  4. 305; five
Question 17 Multiple Choice (Single Answer)

How does a comet look like through a telescope?

  1. It has bright head and long tail.
  2. It has dull head and long bright tail.
  3. It has bright head and short tail.
  4. It has dull head and short bright tail.
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